Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBLmhdbZzaKE1j10oSvcT2hRNJvJO+oaNblsf4rmP+IQwHo5B4BnL/H+YFC… (1,748 chars)"
  }
}